Search a number
-
+
230336471 = 1271813673
BaseRepresentation
bin11011011101010…
…10011111010111
3121001102022020102
431232222133113
5432431231341
634504524315
75464553621
oct1556523727
9531368212
10230336471
11109023222
126518069b
1338949491
142283bc11
151534cc9b
hexdbaa7d7

230336471 has 4 divisors (see below), whose sum is σ = 232150272. Its totient is φ = 228522672.

The previous prime is 230336461. The next prime is 230336501. The reversal of 230336471 is 174633032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230336471 - 210 = 230335447 is a prime.

It is a super-3 number, since 3×2303364713 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230336461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906710 + ... + 906963.

It is an arithmetic number, because the mean of its divisors is an integer number (58037568).

Almost surely, 2230336471 is an apocalyptic number.

230336471 is a deficient number, since it is larger than the sum of its proper divisors (1813801).

230336471 is a wasteful number, since it uses less digits than its factorization.

230336471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813800.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 230336471 is about 15176.8399543515. The cubic root of 230336471 is about 612.9911948186.

The spelling of 230336471 in words is "two hundred thirty million, three hundred thirty-six thousand, four hundred seventy-one".

Divisors: 1 127 1813673 230336471